Definition of "watch out" []

• To be aware or conscious; to look closely or carefully; to use caution. Often used in the imperative. (verb)

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• "The menswear pant resurges every few fashion seasons as a “hot trend” to watch out for."
• "And watch out for those Province-town artist types."
• ""I don't know for sure, but if Miles is involved, you might watch out for a guy named Malcolm Kibunte and a scary white friend of his.""